0.4x+(-x-1.8)=-2(0.5x-0.3)

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Solution for 0.4x+(-x-1.8)=-2(0.5x-0.3) equation: 


Simplifying
0.4x + (-1x + -1.8) = -2(0.5x + -0.3)

Reorder the terms:
0.4x + (-1.8 + -1x) = -2(0.5x + -0.3)

Remove parenthesis around (-1.8 + -1x)
0.4x + -1.8 + -1x = -2(0.5x + -0.3)

Reorder the terms:
-1.8 + 0.4x + -1x = -2(0.5x + -0.3)

Combine like terms: 0.4x + -1x = -0.6x
-1.8 + -0.6x = -2(0.5x + -0.3)

Reorder the terms:
-1.8 + -0.6x = -2(-0.3 + 0.5x)
-1.8 + -0.6x = (-0.3 * -2 + 0.5x * -2)
-1.8 + -0.6x = (0.6 + -1x)

Solving
-1.8 + -0.6x = 0.6 + -1x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add 'x' to each side of the equation.
-1.8 + -0.6x + x = 0.6 + -1x + x

Combine like terms: -0.6x + x = 0.4x
-1.8 + 0.4x = 0.6 + -1x + x

Combine like terms: -1x + x = 0
-1.8 + 0.4x = 0.6 + 0
-1.8 + 0.4x = 0.6

Add '1.8' to each side of the equation.
-1.8 + 1.8 + 0.4x = 0.6 + 1.8

Combine like terms: -1.8 + 1.8 = 0.0
0.0 + 0.4x = 0.6 + 1.8
0.4x = 0.6 + 1.8

Combine like terms: 0.6 + 1.8 = 2.4
0.4x = 2.4

Divide each side by '0.4'.
x = 6

Simplifying
x = 6

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